Systems Administrator, Johannesburg

Hire Resolve's client is looking for a Systems Administrator to join their team in Johannesburg, GP. The purpose of the role is toenhance the ICT team's effectiveness by managing, securing, and optimizing systems, networks, and end-user devices across a globally distributed business. The role encompasses system administration, security and compliance, end-user support, and the adoption of innovative tools and processes to ensure operational excellence and alignment with organizational goals. This position demands proactive leadership, technical expertise, and a commitment to fostering collaboration, continuous improvement, and reliability in all ICT operations.

Responsibilities: System Administration

Administer and maintain productivity suites, ranging from Microsoft 365, which includes Entra, Office 365, SharePoint, Teams, Intune, Defender and Purview to our Line of Business systems.

Administering and maintaining servers and endpoints, including installation, configuration, and troubleshooting, as well as the migration of any on-premises infrastructure to off-the-shelf cloud-based platforms.

Facilitate the life cycle of user accounts, permissions, and access across various systems and platforms, which includes the Active Directory and Microsoft Entra.

Telephony switch and VoIP systems (Mitel based), Datatex suite of products (Amethyst, TES, TNG)

Implementing and maintaining system backups, disaster recovery plans, and security measures.

Management and Processes

Assist with IT operational and supply chain management.

Enable internal service desk to achieve SLA and reporting requirements.

Manage contracts with vendors (e.g. development platforms, telecommunication companies, password managers) and software licenses.

Assist teams with planning and adoption of new tools and services.

Assist in end-user support

Manage and allocate support tickets to team via Helpdesk system (SpiceWorks)

Security and Compliance

Align the IT environment to industry regulations and best practices, such as SOC2, CIS Benchmark, ISO 27001, GDPR and PCI-DSS, by configuring, implementing and enforcing security policies.

Monitor and investigate security alerts and incidents.

Facilitate security reviews for new software and tools and critically evaluate risks and define mitigations.

Ensure regular security audits and vulnerability assessments are performed and risks identified are addressed promptly.

Assist with configuration and evidence gathering.

Support

Effectively enable and delegate within the team to offer prompt national support and collaborate with representatives in other regions where applicable.

Facilitate inquiries by understanding the underlying need, followed by identifying and evaluating the various solutions and finally implement the viable solution.

Collaborate with teams to enable integration with IT systems, e.g. SSO, MFA integration and configuring access packages.

Serve as an escalation layer for privileged operations as well as complex issues offering prompt and effective resolution, which may vary from hardware/software to network problems and rely on diagnostic skills to resolve.

Documentation and Knowledge Sharing

Develop IT policies and guidelines.

Maintaining accurate documentation of configurations, procedures, and troubleshooting guides.

Sharing knowledge and best practices with team members, promoting continuous learning and improvement.

Minimum experience required to effectively meet the requirements of the position

Completed the following Microsoft Exams:

MS-102: Microsoft 365 Administrator

MD-102: Endpoint Administrator

SC-100: Microsoft Cybersecurity Architect

SC-200: Microsoft Security Operations Analyst

SC-300: Microsoft Identity and Access Administrator

SC-400: Microsoft Information Protection Administrator

MS-500: Microsoft 365 Security Administration

AZ-500: Microsoft Azure Security Technologies

Holds a degree or diploma in Computer Science, Information Technology, or related field or have the relevant work experience.

Networking: IP, ICMP, IPSec, UDP, TCP, DNS, DHCP, NTP, LDAP, HTTP, SMB, SIP, Routing, BGP, VPN

Security: Firewall, CSR, Certificates, SAN, CA, TLS, Mutual TLS, Cipher Suites, Symmetric and Asymmetric Encryption

Load Balancers: Reverse Proxy, HTTP Proxy, NGINX, Scale Computing and NLB

Email: MX, SPF, DKIM, DMARC, S/MIME, Microsoft Purview Advanced Message Encryption

Platforms: Windows, MacOS, Ubuntu, Android, iOS, Apple Business Manager, Google Workspace, Rocky

Scripting languages: PowerShell, Bash, SQL, Python, Data Manipulation, Automation

IdPs: SAML, Microsoft Enterprise Applications, SCIM, Custom App Roles

Microsoft Identity: Hybrid AD, Mult-Factor Authentication, Conditional Access Policies, External Collaboration, PIM, Retrieving Audit Logs, Entitlement Packages

Microsoft Endpoint Manager: Intune, Secure Boot, Disk Encryption, Account Protection, Firewall, Windows Defender for Endpoint, Device Profiles, DevicesCompliance Polices, Device Configuration Polices, Approved Applications, Device Driver Updates, AutoPilot, Onboarding Operating Systems, Dynamic Groups

Microsoft Purview: DPL policies, eDiscovery, data life cycle management, subject rights management (GDPR)

Microsoft Security: Improving Security Score, Configuring Alerts, Investigate Incidents, Leveraging Risky Users detection.

Microsoft Exchange, SharePoint and Teams: Creating Teams disallowing Guests, Auditing external shares.

Microsoft Azure: KeyVaults, Storage Accounts, SQL server, ADF, Virtual Network, NAT Gateways, VPN Tunnels, Azure Sentinel, Azure Virtual Desktop

Compliance Policies and Data Protection Acts: ISO 27001, CIS Benchmark, SOC2, PCI DSS, POPIA, GDPR, CCPA, CDPA, DSAR

If you would like to apply for this position, kindly forward your CV to

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